<template>
    <!-- App -->
    <div id="app">
        this is a test
    </div>
</template>

<script lang="ts">
  import Vue from 'vue';
  import Component from 'vue-class-component';

    @Component({
  })
    export default class App extends Vue {
      mounted(){
        console.log(this.$device)
      }
    }
</script>